diff --git a/FreeSql/Extensions/LambadaExpressionExtensions.cs b/FreeSql/Extensions/LambadaExpressionExtensions.cs
index c55ae9e8c..fd6c4f26c 100644
--- a/FreeSql/Extensions/LambadaExpressionExtensions.cs
+++ b/FreeSql/Extensions/LambadaExpressionExtensions.cs
@@ -248,6 +248,13 @@ namespace System.Linq.Expressions
             return test.Result;
         }
 
+        public static bool IsReadonlySpanOp_Implicit(this Expression exp)
+        {
+            return exp.NodeType == ExpressionType.Call && 
+                exp is MethodCallExpression exp3 &&
+                exp3.Type.Name == "ReadOnlySpan`1" && exp3.Method.Name == "op_Implicit" && exp3.Arguments.Count == 1;
+        }
+
         static ConcurrentDictionary<Type, ConcurrentDictionary<string, MethodInfo>> _dicTypeMethod = new ConcurrentDictionary<Type, ConcurrentDictionary<string, MethodInfo>>();
         public static bool IsStringJoin(this MethodCallExpression exp, out Expression tolistObjectExpOut, out MethodInfo toListMethodOut, out LambdaExpression toListArgs0Out)
         {
diff --git a/FreeSql/Internal/CommonExpression.cs b/FreeSql/Internal/CommonExpression.cs
index 1cd8aaa38..8a45bad51 100644
--- a/FreeSql/Internal/CommonExpression.cs
+++ b/FreeSql/Internal/CommonExpression.cs
@@ -1137,8 +1137,7 @@ namespace FreeSql.Internal
                     }
                 case ExpressionType.Call:
                     var exp3 = exp as MethodCallExpression;
-                    if (exp3.Type.Name == "ReadOnlySpan`1" && exp3.Method.Name == "op_Implicit" && exp3.Arguments.Count == 1)
-                        return ExpressionLambdaToSql(exp3.Arguments[0], tsc);
+                    if (exp3.IsReadonlySpanOp_Implicit()) return ExpressionLambdaToSql(exp3.Arguments[0], tsc);
                     if (!tsc.isNotSetMapColumnTmp) tsc.mapType = null;
                     if (exp3.IsExpressionCall())
                     {
diff --git a/Providers/FreeSql.Provider.Custom/PostgreSQL/CustomPostgreSQLExpression.cs b/Providers/FreeSql.Provider.Custom/PostgreSQL/CustomPostgreSQLExpression.cs
index eea54ec3b..9781f46da 100644
--- a/Providers/FreeSql.Provider.Custom/PostgreSQL/CustomPostgreSQLExpression.cs
+++ b/Providers/FreeSql.Provider.Custom/PostgreSQL/CustomPostgreSQLExpression.cs
@@ -213,7 +213,9 @@ namespace FreeSql.Custom.PostgreSQL
                                 else args1 = $"array[{args1}]";
                                 if (objExp != null)
                                 {
-                                    var dbinfo = _common._orm.CodeFirst.GetDbInfo(objExp.Type);
+                                    var dbinfo = _common._orm.CodeFirst.GetDbInfo(
+                                        objExp.IsReadonlySpanOp_Implicit() ? (objExp as MethodCallExpression).Arguments[0].Type :
+                                        objExp.Type);
                                     if (dbinfo != null) args1 = $"{args1}::{dbinfo.dbtype}";
                                 }
                                 return $"({left} @> {args1})";
diff --git a/Providers/FreeSql.Provider.KingbaseES/KingbaseESExpression.cs b/Providers/FreeSql.Provider.KingbaseES/KingbaseESExpression.cs
index e50773b60..f51dc01d1 100644
--- a/Providers/FreeSql.Provider.KingbaseES/KingbaseESExpression.cs
+++ b/Providers/FreeSql.Provider.KingbaseES/KingbaseESExpression.cs
@@ -244,7 +244,9 @@ namespace FreeSql.KingbaseES
                                 else args1 = $"array[{args1}]";
                                 if (objExp != null)
                                 {
-                                    var dbinfo = _common._orm.CodeFirst.GetDbInfo(objExp.Type);
+                                    var dbinfo = _common._orm.CodeFirst.GetDbInfo(
+                                        objExp.IsReadonlySpanOp_Implicit() ? (objExp as MethodCallExpression).Arguments[0].Type :
+                                        objExp.Type);
                                     if (dbinfo != null) args1 = $"{args1}::{dbinfo.dbtype}";
                                 }
                                 return $"({left} @> {args1})";
diff --git a/Providers/FreeSql.Provider.Odbc/PostgreSQL/OdbcPostgreSQLExpression.cs b/Providers/FreeSql.Provider.Odbc/PostgreSQL/OdbcPostgreSQLExpression.cs
index ae133119c..4dc7ca713 100644
--- a/Providers/FreeSql.Provider.Odbc/PostgreSQL/OdbcPostgreSQLExpression.cs
+++ b/Providers/FreeSql.Provider.Odbc/PostgreSQL/OdbcPostgreSQLExpression.cs
@@ -213,7 +213,9 @@ namespace FreeSql.Odbc.PostgreSQL
 								else args1 = $"array[{args1}]";
 								if (objExp != null)
                                 {
-                                    var dbinfo = _common._orm.CodeFirst.GetDbInfo(objExp.Type);
+                                    var dbinfo = _common._orm.CodeFirst.GetDbInfo(
+                                        objExp.IsReadonlySpanOp_Implicit() ? (objExp as MethodCallExpression).Arguments[0].Type :
+                                        objExp.Type);
                                     if (dbinfo != null) args1 = $"{args1}::{dbinfo.dbtype}";
                                 }
                                 return $"({left} @> {args1})";
diff --git a/Providers/FreeSql.Provider.PostgreSQL/PostgreSQLExpression.cs b/Providers/FreeSql.Provider.PostgreSQL/PostgreSQLExpression.cs
index fddc98b30..bf1d8868c 100644
--- a/Providers/FreeSql.Provider.PostgreSQL/PostgreSQLExpression.cs
+++ b/Providers/FreeSql.Provider.PostgreSQL/PostgreSQLExpression.cs
@@ -244,7 +244,9 @@ namespace FreeSql.PostgreSQL
 								else args1 = $"array[{args1}]";
 								if (objExp != null)
                                 {
-                                    var dbinfo = _common._orm.CodeFirst.GetDbInfo(objExp.Type);
+                                    var dbinfo = _common._orm.CodeFirst.GetDbInfo(
+                                        objExp.IsReadonlySpanOp_Implicit() ? (objExp as MethodCallExpression).Arguments[0].Type : 
+                                        objExp.Type);
                                     if (dbinfo != null) args1 = $"{args1}::{dbinfo.dbtype}";
                                 }
                                 return $"({left} @> {args1})";
diff --git a/Providers/FreeSql.Provider.ShenTong/ShenTongExpression.cs b/Providers/FreeSql.Provider.ShenTong/ShenTongExpression.cs
index 60e551464..689193eff 100644
--- a/Providers/FreeSql.Provider.ShenTong/ShenTongExpression.cs
+++ b/Providers/FreeSql.Provider.ShenTong/ShenTongExpression.cs
@@ -195,7 +195,9 @@ namespace FreeSql.ShenTong
 								else args1 = $"array[{args1}]";
 								if (objExp != null)
                                 {
-                                    var dbinfo = _common._orm.CodeFirst.GetDbInfo(objExp.Type);
+                                    var dbinfo = _common._orm.CodeFirst.GetDbInfo(
+                                        objExp.IsReadonlySpanOp_Implicit() ? (objExp as MethodCallExpression).Arguments[0].Type :
+                                        objExp.Type);
                                     if (dbinfo != null) args1 = $"{args1}::{dbinfo.dbtype}";
                                 }
                                 return $"({left} @> {args1})";